summaryrefslogtreecommitdiff
path: root/networking/route.c
diff options
context:
space:
mode:
authorMark Whitley2001-02-15 23:00:48 +0000
committerMark Whitley2001-02-15 23:00:48 +0000
commit99806ad2bdcbbe61198e36ff921973b56e9364a6 (patch)
treedfe1d55bbe5779f012e7eef6a9b4eff8f0986f67 /networking/route.c
parent11b7a1deb7584e631ecd74f9a352149824b83b7d (diff)
downloadbusybox-99806ad2bdcbbe61198e36ff921973b56e9364a6.zip
busybox-99806ad2bdcbbe61198e36ff921973b56e9364a6.tar.gz
Applied patch from Larry Doolittle that does the following:
- style changes - It actually returns the code computed by INET_setroute (wasn't being done properly before) - The displayroute() format string now matches net-tools
Diffstat (limited to 'networking/route.c')
-rw-r--r--networking/route.c107
1 files changed, 54 insertions, 53 deletions
diff --git a/networking/route.c b/networking/route.c
index 3fad81a..fe8fd91 100644
--- a/networking/route.c
+++ b/networking/route.c
@@ -15,9 +15,11 @@
* Foundation; either version 2 of the License, or (at
* your option) any later version.
*
- * $Id: route.c,v 1.3 2001/02/14 21:23:06 andersen Exp $
+ * $Id: route.c,v 1.4 2001/02/15 23:00:48 markw Exp $
*
* displayroute() code added by Vladimir N. Oleynik <dzo@simtreas.ru>
+ * busybox style adjustments by Larry Doolittle <LRDoolittle@lbl.gov>
+ * displayroute() format now matches net-tools-1.57/lib/inet_gr.c line 173.
*/
#include "busybox.h"
@@ -65,9 +67,9 @@ INET_resolve(char *name, struct sockaddr *sa)
sin->sin_port = 0;
/* Default is special, meaning 0.0.0.0. */
- if (!strcmp(name, "default")) {
+ if (strcmp(name, "default")==0) {
sin->sin_addr.s_addr = INADDR_ANY;
- return (1);
+ return 1;
}
/* Look to see if it's a dotted quad. */
if (inet_aton(name, &sin->sin_addr)) {
@@ -107,10 +109,10 @@ INET_setroute(int action, int options, char **args)
xflag = 0;
- if (!strcmp(*args, "-net")) {
+ if (strcmp(*args, "-net")==0) {
xflag = 1;
args++;
- } else if (!strcmp(*args, "-host")) {
+ } else if (strcmp(*args, "-host")==0) {
xflag = 2;
args++;
}
@@ -124,8 +126,8 @@ INET_setroute(int action, int options, char **args)
if ((isnet = INET_resolve(target, &rt.rt_dst)) < 0) {
- fprintf(stderr, "cant resolve %s\n", target);
- return (1);
+ error_msg(_("can't resolve %s"), target);
+ return EXIT_FAILURE; /* XXX change to E_something */
}
switch (xflag) {
@@ -147,7 +149,7 @@ INET_setroute(int action, int options, char **args)
rt.rt_flags &= ~RTF_HOST;
while (*args) {
- if (!strcmp(*args, "metric")) {
+ if (strcmp(*args, "metric")==0) {
int metric;
args++;
@@ -157,13 +159,13 @@ INET_setroute(int action, int options, char **args)
#if HAVE_NEW_ADDRT
rt.rt_metric = metric + 1;
#else
- ENOSUPP("inet_setroute", "NEW_ADDRT (metric)");
+ ENOSUPP("inet_setroute", "NEW_ADDRT (metric)"); /* XXX Fixme */
#endif
args++;
continue;
}
- if (!strcmp(*args, "netmask")) {
+ if (strcmp(*args, "netmask")==0) {
struct sockaddr mask;
args++;
@@ -171,15 +173,15 @@ INET_setroute(int action, int options, char **args)
show_usage();
safe_strncpy(netmask, *args, (sizeof netmask));
if ((isnet = INET_resolve(netmask, &mask)) < 0) {
- fprintf(stderr, "cant resolve netmask %s\n", netmask);
- return (E_LOOKUP);
+ error_msg(_("can't resolve netmask %s"), netmask);
+ return E_LOOKUP;
}
rt.rt_genmask = full_mask(mask);
args++;
continue;
}
- if (!strcmp(*args, "gw") || !strcmp(*args, "gateway")) {
+ if (strcmp(*args, "gw")==0 || strcmp(*args, "gateway")==0) {
args++;
if (!*args)
show_usage();
@@ -187,21 +189,21 @@ INET_setroute(int action, int options, char **args)
show_usage();
safe_strncpy(gateway, *args, (sizeof gateway));
if ((isnet = INET_resolve(gateway, &rt.rt_gateway)) < 0) {
- fprintf(stderr, "cant resolve gw %s\n", gateway);
- return (E_LOOKUP);
+ error_msg(_("can't resolve gw %s"), gateway);
+ return E_LOOKUP;
}
if (isnet) {
- fprintf(stderr,
- _("route: %s: cannot use a NETWORK as gateway!\n"),
+ error_msg(
+ _("%s: cannot use a NETWORK as gateway!"),
gateway);
- return (E_OPTERR);
+ return E_OPTERR;
}
rt.rt_flags |= RTF_GATEWAY;
args++;
continue;
}
- if (!strcmp(*args, "mss")) {
+ if (strcmp(*args, "mss")==0) {
args++;
rt.rt_flags |= RTF_MSS;
if (!*args)
@@ -209,13 +211,13 @@ INET_setroute(int action, int options, char **args)
rt.rt_mss = atoi(*args);
args++;
if (rt.rt_mss < 64 || rt.rt_mss > 32768) {
- fprintf(stderr, _("route: Invalid MSS.\n"));
- return (E_OPTERR);
+ error_msg(_("Invalid MSS."));
+ return E_OPTERR;
}
continue;
}
- if (!strcmp(*args, "window")) {
+ if (strcmp(*args, "window")==0) {
args++;
if (!*args)
show_usage();
@@ -223,13 +225,13 @@ INET_setroute(int action, int options, char **args)
rt.rt_window = atoi(*args);
args++;
if (rt.rt_window < 128) {
- fprintf(stderr, _("route: Invalid window.\n"));
- return (E_OPTERR);
+ error_msg(_("Invalid window."));
+ return E_OPTERR;
}
continue;
}
- if (!strcmp(*args, "irtt")) {
+ if (strcmp(*args, "irtt")==0) {
args++;
if (!*args)
show_usage();
@@ -240,41 +242,41 @@ INET_setroute(int action, int options, char **args)
rt.rt_irtt *= (HZ / 100); /* FIXME */
#if 0 /* FIXME: do we need to check anything of this? */
if (rt.rt_irtt < 1 || rt.rt_irtt > (120 * HZ)) {
- fprintf(stderr, _("route: Invalid initial rtt.\n"));
- return (E_OPTERR);
+ error_msg(_("Invalid initial rtt."));
+ return E_OPTERR;
}
#endif
#else
- ENOSUPP("inet_setroute", "RTF_IRTT");
+ ENOSUPP("inet_setroute", "RTF_IRTT"); /* XXX Fixme */
#endif
continue;
}
- if (!strcmp(*args, "reject")) {
+ if (strcmp(*args, "reject")==0) {
args++;
#if HAVE_RTF_REJECT
rt.rt_flags |= RTF_REJECT;
#else
- ENOSUPP("inet_setroute", "RTF_REJECT");
+ ENOSUPP("inet_setroute", "RTF_REJECT"); /* XXX Fixme */
#endif
continue;
}
- if (!strcmp(*args, "mod")) {
+ if (strcmp(*args, "mod")==0) {
args++;
rt.rt_flags |= RTF_MODIFIED;
continue;
}
- if (!strcmp(*args, "dyn")) {
+ if (strcmp(*args, "dyn")==0) {
args++;
rt.rt_flags |= RTF_DYNAMIC;
continue;
}
- if (!strcmp(*args, "reinstate")) {
+ if (strcmp(*args, "reinstate")==0) {
args++;
rt.rt_flags |= RTF_REINSTATE;
continue;
}
- if (!strcmp(*args, "device") || !strcmp(*args, "dev")) {
+ if (strcmp(*args, "device")==0 || strcmp(*args, "dev")==0) {
args++;
if (rt.rt_dev || *args == NULL)
show_usage();
@@ -286,8 +288,9 @@ INET_setroute(int action, int options, char **args)
rt.rt_dev = *args++;
if (*args)
show_usage(); /* must be last to catch typos */
- } else
+ } else {
show_usage();
+ }
}
#if HAVE_RTF_REJECT
@@ -300,19 +303,19 @@ INET_setroute(int action, int options, char **args)
unsigned long mask = mask_in_addr(rt);
mask = ~ntohl(mask);
if ((rt.rt_flags & RTF_HOST) && mask != 0xffffffff) {
- fprintf(stderr,
- _("route: netmask %.8x doesn't make sense with host route\n"),
+ error_msg(
+ _("netmask %.8x doesn't make sense with host route"),
(unsigned int)mask);
- return (E_OPTERR);
+ return E_OPTERR;
}
if (mask & (mask + 1)) {
- fprintf(stderr, _("route: bogus netmask %s\n"), netmask);
- return (E_OPTERR);
+ error_msg(_("bogus netmask %s"), netmask);
+ return E_OPTERR;
}
mask = ((struct sockaddr_in *) &rt.rt_dst)->sin_addr.s_addr;
if (mask & ~mask_in_addr(rt)) {
- fprintf(stderr, _("route: netmask doesn't match route address\n"));
- return (E_OPTERR);
+ error_msg(_("netmask doesn't match route address"));
+ return E_OPTERR;
}
}
/* Fill out netmask if still unset */
@@ -322,26 +325,26 @@ INET_setroute(int action, int options, char **args)
/* Create a socket to the INET kernel. */
if ((skfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
perror("socket");
- return (E_SOCK);
+ return E_SOCK;
}
/* Tell the kernel to accept this route. */
if (action == RTACTION_DEL) {
if (ioctl(skfd, SIOCDELRT, &rt) < 0) {
perror("SIOCDELRT");
close(skfd);
- return (E_SOCK);
+ return E_SOCK;
}
} else {
if (ioctl(skfd, SIOCADDRT, &rt) < 0) {
perror("SIOCADDRT");
close(skfd);
- return (E_SOCK);
+ return E_SOCK;
}
}
/* Close the socket. */
(void) close(skfd);
- return (0);
+ return EXIT_SUCCESS;
}
void displayroutes(void)
@@ -392,7 +395,7 @@ Destination\tGateway\t\tGenmask\t\tFlags Metric Ref Use Iface\n");
inet_ntoa(dest)));
strcpy(sgw, (gw.s_addr==0 ? "*" :
inet_ntoa(gw)));
- printf("%-16s%-16s%-16s%-6s%-7d%-9d%-2d%s\n",
+ printf("%-15s %-15s %-15s %-5s %-6d %-2d %7d %s\n",
sdest, sgw,
inet_ntoa(mask),
flags, metric, ref, use, buff);
@@ -413,17 +416,15 @@ int route_main(int argc, char **argv)
exit(EXIT_SUCCESS);
} else {
/* check verb */
- if (!strcmp(*argv, "add"))
+ if (strcmp(*argv, "add")==0)
what = RTACTION_ADD;
- else if (!strcmp(*argv, "del") || !strcmp(*argv, "delete"))
+ else if (strcmp(*argv, "del")==0 || strcmp(*argv, "delete")==0)
what = RTACTION_DEL;
- else if (!strcmp(*argv, "flush"))
+ else if (strcmp(*argv, "flush")==0)
what = RTACTION_FLUSH;
else
show_usage();
}
- INET_setroute(what, 0, ++argv);
-
- exit(EXIT_SUCCESS);
+ return INET_setroute(what, 0, ++argv);
}